Skip to main content

Needs Improvement

#2133 of 2,225 schools in WA

North Mason Senior High School

High School · North Mason School District

150 E North Mason School Road, Belfair, WA 98528

Enrollment

698

Student-Teacher

19.4:1

Score

3.7

Grades

9th – 12th

Updated 2022-23

How this school compares

In Belfair

#6 of 7

public schools

Washington high schools

#452 of 476

In district

#6 of 7

North Mason School District

About North Mason Senior High School

North Mason Senior High School is a regular public high school in Belfair, Washington, serving students from ninth through twelfth grade. With an enrollment of 698 students and a student-teacher ratio of 19.4:1, the school offers personalized attention to help each student navigate their academic journey. North Mason Senior High has 36 full-time equivalent teachers dedicated to supporting its diverse range of learners.

The school's MySchoolScout Rating is 2.6 out of 10, placing it in the 7th percentile among Washington state schools, with room for significant improvement in academic performance. Test scores indicate that 43% of students are proficient or above in English Language Arts/Reading, while proficiency rates in math and science stand at 16% and 24%, respectively. North Mason Senior High is situated in a rural area near Belfair, offering a close-knit community atmosphere.

Despite the challenges reflected in current test scores, the school remains committed to fostering an environment where students can develop their skills and reach their full potential.

What Parents Should Know

Located in a rural area, North Mason Senior High School may involve longer commutes for some families. Rural schools often serve as community anchors and may have smaller class sizes, but parents should consider transportation logistics, after-school program availability, and access to specialized services.

Score Breakdown

Full Profile · 4/4 metrics
Student Progress5.3Average25%
Year-over-year improvement in student test scores.
View breakdown
Years of Data3
Annual Change-2.53 pts/yr
Data Period2019–2024
TrendDeclining
Academics2.6Needs Improvement25%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency12.7%
Reading/ELA Proficiency34.6%
Math vs. State Avg-18.8 pts
Reading vs. State Avg-26.6 pts
Overall Proficiency24%
Expected (poverty-adj.)51%
vs. Expected-27.2 pts
Adjusted Percentile8th
College Readiness2.8Needs Improvement30%
Graduation rates, AP course participation, and IB availability.
View breakdown
AP Participation7.3%
IB ProgramNo
Resources & Environment4.3Below Average20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio19.4:1
Per-Pupil Spending$15,894

North Mason Senior High School — Students at North Mason Senior High School score 24% proficient, which is below what's typical for similar communities (expected: 51%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

40.8%

Students qualifying for federal meal assistance

Test Scores WA SBA (2023-24)

Math Proficiency 15.8%
School
State
35.8%
ELA Proficiency 43.3%
School
State
55.9%

Based on 9 test records from WA state assessments. About our data

Proficiency Trend

↓ Declining

Average proficiency (% at or above grade level) across Math & ELA over time.

2019
Math
22%
ELA
52%
2022
ELA
52%
2024
Math
12.7%
ELA
34.6%

Source: EdFacts (NCES) and state assessment data. Growth score: 5.3/10.

How North Mason Senior High School Compares

See how North Mason Senior High School performs across key quality dimensions compared to state benchmarks.

Overall Score
3.7/10
4th percentile in WA
Academic
2.6/10
2.6/10
Growth
5.3/10
Above average
Environment
4.3/10
Below average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
41%
Teaching Staff
19:1 student-teacher ratio
36 teachers

Location

150 E North Mason School Road, Belfair, WA 98528

Nearby Alternatives

Families considering North Mason Senior High School may also want to explore other high schools in the area. Vaughn Elementary School (rated 8.6/10, 5.9 miles away, in nearby Vaughn), which scores notably higher. Another option is Belfair Elementary (rated 8.1/10, 1.6 miles away), which scores notably higher. Additionally, Minter Creek Elementary (rated 7.7/10, 7.5 miles away, in nearby Gig Harbor), which scores notably higher. For more schools in Belfair, see our Belfair schools guide .

Nearby Schools

20 within 9.8 mi
School Distance Rating
James A. Taylor High School Belfair 0.1 mi 5.8
North Mason Homelink Program Belfair 0.1 mi 3.7
Hawkins Middle School Belfair 0.2 mi 5.2
Mary E. Theler Early Learning Center Belfair 1.6 mi 4.2
Belfair Elementary Belfair 1.6 mi 8.1
Sand Hill Elementary Belfair 3.0 mi 6.3
Vaughn Elementary School Vaughn 5.9 mi 8.6
Grapeview Elementary & Middle School Grapeview 7.5 mi 7.3
TRUE FAITH ACADEMY Gig Harbor 6.6 mi
Key Peninsula Middle School Lakebay 8.4 mi 4.8
Sunnyslope Elementary School Port Orchard 8.4 mi 6.7
Minter Creek Elementary Gig Harbor 7.5 mi 7.7
Green Mountain Elementary Bremerton 12.7 mi 7.1
Evergreen Elementary Lakebay 12.5 mi 6.5
Burley Glenwood Elementary Port Orchard 9.1 mi 6.3
Voyager Elementary Gig Harbor 10.5 mi 7.2
Kopachuck Middle School Gig Harbor 10.7 mi 7.0
Kitsap Co Detention Ctr Port Orchard 10.9 mi
Sidney Glen Elementary School Port Orchard 10.7 mi 5.8
MONTESSORI FARMHOUSE Port Orchard 9.8 mi

Neighborhood Census ACS (2019-2023)

Census data for ZIP 98528 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$85,571

Median Home Value

$367,400

Median Rent

$1,123/mo

Population

12,398

College Educated

16%

Homeownership

81.3%

Avg Commute

39.4 min

Poverty Rate

6.1%

Median Age

41.4

Community Profile

The community surrounding North Mason Senior High School has a median household income of $85,571. It is a community where 16% of adults hold a bachelor's degree or higher. The median home value in the area is $367,400, with a median rent of $1,123/month. The local poverty rate of 6.1% is relatively low. The average commute in the area is 39 minutes, which is above the national average. Source: U.S. Census ACS 2022 5-Year Estimates.

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
Orting High School Orting, WA 3.7
Tyee High School Seatac, WA 3.7
Technology Access Foundation Academy at Saghalie Federal Way, WA 3.8
Prosser High School Prosser, WA 3.6
Steilacoom High Steilacoom, WA 3.9
A G West Black Hills High School Tumwater, WA 4.2

Frequently Asked Questions

Common questions about North Mason Senior High School

What grades does North Mason Senior High School serve?

North Mason Senior High School serves students in grades 9th through 12th.

How many students attend North Mason Senior High School?

North Mason Senior High School has an enrollment of approximately 698 students.

What is the student-teacher ratio at North Mason Senior High School?

The student-teacher ratio at North Mason Senior High School is 19.4:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does North Mason Senior High School rank in WA?

North Mason Senior High School is ranked #2133 out of 2,225 schools in WA.

What is North Mason Senior High School's MySchoolScout rating?

North Mason Senior High School has a composite rating of 3.7 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.

What are the test scores at North Mason Senior High School?

Based on the most recent state assessment data, North Mason Senior High School has 15.8% math proficiency and 43.3% reading/ELA proficiency.

Is North Mason Senior High School a charter school?

No, North Mason Senior High School is not a charter school. It is a traditional public school operated by the local school district.

Is North Mason Senior High School a Title I school?

No, North Mason Senior High School is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for North Mason Senior High School?

40.8% of students at North Mason Senior High School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.

11 schools nearby View map →

Neighborhood Context

County Safety
Elevated (1,084/100K)

FBI UCR 2024. County-level only. Data >1 year old.

Quick Facts NCES CCD (SY 2022-23)

Grades
9th – 12th
Enrollment
698
Student-Teacher Ratio
19.4:1
Teachers (FTE)
36
Free/Reduced Lunch
40.8%
Type
regular
Setting
Fringe Rural
County
Mason County
Data Year
2023–2024

District

North Mason School District
District Enrollment
2,334
Schools in District
7
Per-Pupil Spending
$17,296
District Rank
#6 of 7

How We Rate Schools

Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.

Read our full methodology

Related reading

Get school insights in your inbox

New rankings, best-schools lists, and parent guides — delivered free. No spam, unsubscribe anytime.

We respect your privacy. Unsubscribe at any time.